* c-tree.h (define_label): Replace filename and lineno arguments
	with a location_t.
	* c-decl.c (poplevel): Adjust define_label call.
	(pop_label_level): Likewise.
	(define_label): Replace filename and lineno arguments with a
	location_t.
	(store_parm_decls): Use DECL_SOURCE_LOCATION.
	* c-parse.in (label): Adjust define_label call.

	* cp/cp-tree.h (define_label): Replace filename and lineno
	arguments with a location_t.
	* cp/decl.c (pop_label): Adjust define_label call.
	(define_label): Replace filename and lineno arguments with a
	location_t.
	* cp/semantics.c (finish_label): Adjust define_label call.

	* java/decl.c (poplevel): Adjust define_label call.

From-SVN: r68766